* tree.c (integer_all_onesp): Always return true if all bits on.
* cp/decl.c (reshape_init_array_1): Handle max_index of -1.
* testsuite/g++.dg/init/array0.C: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@108126
138bc75d-0d04-0410-961f-
82ee72b054a4
+2005-12-06 Aldy Hernandez <aldyh@redhat.com>
+
+ PR C++/24138
+ * tree.c (integer_all_onesp): Always return true if all bits on.
+
+ * testsuite/g++.dg/init/array0.C: New.
+
2005-12-06 Adrian Straetling <straetling@de.ibm.com>
* doc/md.texi: Adapt to implementation.
+2005-12-06 Aldy Hernandez <aldyh@redhat.com>
+
+ PR C++/24138
+ * decl.c (reshape_init_array_1): Handle max_index of -1.
+
2005-12-06 Roger Sayle <roger@eyesopen.com>
* typeck.c (build_binary_op): Issue warning if either operand of a
if (sized_array_p)
{
+ /* Minus 1 is used for zero sized arrays. */
+ if (integer_all_onesp (max_index))
+ return new_init;
+
if (host_integerp (max_index, 1))
max_index_cst = tree_low_cst (max_index, 1);
/* sizetype is sign extended, not zero extended. */
--- /dev/null
+// { dg-do compile }
+// { dg-options "" }
+// PR C++/24138
+
+void foo()
+{
+ typedef struct {
+ unsigned char dir;
+ int data[0];
+ } yanito;
+ static const yanito horse = { 1, { 2, 3 } }; // { dg-error "too many" }
+}
return 0;
uns = TYPE_UNSIGNED (TREE_TYPE (expr));
+ if (TREE_INT_CST_LOW (expr) == ~(unsigned HOST_WIDE_INT) 0
+ && TREE_INT_CST_HIGH (expr) == -1)
+ return 1;
if (!uns)
- return (TREE_INT_CST_LOW (expr) == ~(unsigned HOST_WIDE_INT) 0
- && TREE_INT_CST_HIGH (expr) == -1);
+ return 0;
/* Note that using TYPE_PRECISION here is wrong. We care about the
actual bits, not the (arbitrary) range of the type. */